Principal Network Evaluator – TS/SCI Poly

Doist; Linthicum (MD); On-site; USD 150,000 - 210,000; Full time

Job summary

Doist seeks a Network Evaluator (Principal) with an active TS/SCI clearance and polygraph for a federally funded contract. The role focuses on Cisco/Juniper/Arista networks, SIEMs, threat analysis, and digital forensics to defend critical infrastructure.

The candidate will apply NDI methodology, perform vulnerability assessments, and leverage tools like Wireshark and Splunk to detect and respond to intrusions, leveraging MITRE ATT&CK and NIST frameworks.

Qualifications

• Cybersecurity professional with focus on network security and incident response.
• Experience with SIEMs, network forensics, and vulnerability assessment.
• Familiarity with MITRE ATT&CK and NIST cybersecurity frameworks.

Skills

Cybersecurity analysis

Network defense

Hunt/Blue Team

Scripting languages

Education

Security+

CySA+

GCIH

GCIA

GCFA

CISSP

Tools

Wireshark

tcpdump

Splunk

Elastic

SIEM tools

Job description

Doist seeks a Network Evaluator (Principal) with an active TS/SCI clearance and polygraph for a federally funded contract. The role focuses on Cisco/Juniper/Arista networks, SIEMs, threat analysis, and digital forensics to defend critical infrastructure.

The candidate will apply NDI methodology, perform vulnerability assessments, and leverage tools like Wireshark and Splunk to detect and respond to intrusions, leveraging MITRE ATT&CK and NIST frameworks.